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Finding the Third Proportional to 38,550 and 56,361

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Solution

The third proportional to 38,550 and 56,361 is: 82,401.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,550 : 56,361 = 56,361 : x
  2. Step 2: Convert to fraction form
    38,550/56,361 = 56,361/x
  3. Step 3: Cross multiply
    38,550x = 56,361 × 56,361
  4. Step 4: Simplify right side
    38,550x = 3,176,562,321
  5. Step 5: Solve for x
    x = 3,176,562,321/38,550
  6. Step 6: Final answer
    x = 82,401.10

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.